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65053242 = 2328343543
BaseRepresentation
bin1111100000101…
…0001000111010
311112102001021100
43320022020322
5113123200432
610242152230
71416641412
oct370121072
9145361240
1065053242
11337a2511
1219952676
1310629057
1488d5642
155aa007c
hex3e0a23a

65053242 has 24 divisors (see below), whose sum is σ = 142650144. Its totient is φ = 21422664.

The previous prime is 65053231. The next prime is 65053249. The reversal of 65053242 is 24235056.

65053242 is a `hidden beast` number, since 650 + 5 + 3 + 2 + 4 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (65053249) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20278 + ... + 23265.

It is an arithmetic number, because the mean of its divisors is an integer number (5943756).

Almost surely, 265053242 is an apocalyptic number.

65053242 is an abundant number, since it is smaller than the sum of its proper divisors (77596902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65053242 is a wasteful number, since it uses less digits than its factorization.

65053242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43634 (or 43631 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 65053242 is about 8065.5590010860. The cubic root of 65053242 is about 402.1823261452.

Adding to 65053242 its reverse (24235056), we get a palindrome (89288298).

The spelling of 65053242 in words is "sixty-five million, fifty-three thousand, two hundred forty-two".

Divisors: 1 2 3 6 9 18 83 166 249 498 747 1494 43543 87086 130629 261258 391887 783774 3614069 7228138 10842207 21684414 32526621 65053242